Construction of smelting furnaces



A. JETTE May CONSTRUCTION OF SMELTING FURNACES o ,mili u o im... u 74 Z4 /A E 1 von n 1'-1 m1 Ahi B211 La 1..)

'.RCHIE consrnncrron or SMELTING ronnaonsl riginal'application {1l-2dv.Ang-11st 10, 1920. Serial nary 3, 1921.

171e 1t 1111111111 that 1. 11111111111 Nom. .11"1'1'1-1. 11 citizen. of1.110 l1111111111 States. 1'0s111111f;4 at Anaconda, 111 the 011111111'111' 110111111111511 :11111 State of 'sontana. 11:11'0. '11110111011101'1'11111 110W and useful l1111 rov111110111@4 111 11111 1`1111sl111111on of 55111011111;T l"11111a1-0s. o1' 11'111111 1110 1'1'11 lowing 1sn sp0c1111'111t1o11.

This invention 10111t0s to 11111111111110110111 sn1e1t1ng furnaces oithc r01'01'110rato1.\w type. and in 1121171111111: to1'01'01'11e1at11r1' 011111101- s111elt111r;V furnaces.

The main 011.10.01, of' 1111s 1111011111011 1s :1 1-1111- struction0111111111111; a support'tor 11111 11111111 arc'n :1nd also 11 1101111110011 110th endsv 111 the furnace. v

T110l more s11111-1111 objects \\'i11 :111110111- from 111e@001110111111111 :11111 the :11,111111111111y111g 111a11'111gs 1n11111011 F101. l 1s a $1110 0101'at111n, paris 110111;r broken away. of:1 furnace 01111st17110111111 0111- 11o11 \11.1`' 111e 1111011111111;

F1111 Q .1s :1 1 101s1100t11'0 \'11\\'. on 11 1111001' scale, ot the11111115 ond 111' t111x 1111-111100.: :11111 hier. il is :1Vfront111131121111111 of' 1110v 111.1101 ond thereof.

1n 111g. 1., 'l0 represcnts a '1111111100 of 1.01) 'feet or more 111length :11111 '1l 1110 1111110.11 roof. At the 111et111-d1s1'11111'ge01111 1s a sew onda1-1T e111111111c: 12 111ore 111111 110140111111111111 my a11p11cat11'111 Serial Ko. 1102.556 1111011 A\11- 11 s* 1 0,"1920, of 111111111 this :1111111011111111 1s a (11111111011.

The 111101111011 consists 01110111' in :.1 shew- 11111-1r 11.111.113 131.111111111111143 :11111111 021011 S1110 o1' the furnace from ensd toend 111111 111101111111 11tits ends to suitable frame 11111'1r110111111; against the ends o1" the 1furnace.

The skew-111101( plates '13 111:11' 110 of any 0111111 desired. 01'011to A111e extent 11F 1111101'- 1ng the .1'11o1e V11111111011 s11.e and1110 111111111 ot 1101111111, or g111'1101s socnrd together. T110.)Y110111' against the s11l0s ot the furnace :11111 are held aga1nsttransrerso 111ore1n011t by 1101-t1c111 1101111101 l1 and hnclestays.

The connections v1.11 the 111111110. 'work 11e-111111115 against theends of the furnace is more clearjw shown 1n Figs. 2 and 3. l

t the firing end of the furnace, the sltewback plates are braced byvertical -portions 1.5 and 111011ned portions 3.6 101111111;T triangdeswith the plates 13.

Across the end ot the furnace extend hearne Y( and against .thesetransverse bearns bear 'verticali beams 1.8. These vertical Nenn aman.or Anaconnamon'rane i and 1111s appncanonffned :11111- ral No. 434.766.V

1101111151 111-1` anchored l111 11 concrete base and :11'1`0111111011011 110111' `t1101r4 11111101 01111s to the slow-111101;plates 1B 111 anys111ta111emanner. At 1110 opposite nd thc furnaceterniinates stron;1V support aga1nst this end'ot1 the fur- 11111-1.beams 19 arc :111c11o10d 111 concrete and 110:1 against the chamber orculvert 12. Across the 111111011 ends o1c these beams 19 extends a11011111 connected beams 91 to 1'01t1011l beams 1\*111c11 may be the 0ndbeams o 1'v 111e rows ofi 111:11'11s '14 above reforrml to. To thesebeams are secured the stmt-5111111' plates 13. directly at t11e1r endsand i11111r00t1y 'through t11e11`11'aces 29:1

lt is understood that the structure bearing agrznst the ends ot theinrnacc and the form ot connection 1101110011 thete structures and the'skew-111101; 111ate 111111- be 111od111ed 1n various ways w1t11111 thescope of the invention.

1n the 01d design and construction of revcr110ratory furnaces Where tierods over the 11111111100 top were employed to tie one enel 111E thefurnace to advanta 1011 were expermncec The construction was gxpensie.iiecessnatingl a large 111111111111' 111 iron rods of largedi11meter,1rhich rods 1111011111011 space over the top of the' fur- To'afford a 60 111V t1e rods or 55 the other end` many dis- 30 nace 111111thercot71 interfered with repairs to 85 11110 11n-nace root.

111th thel proposed construction the tiered system is eliminated and acheap and strong tie member obtained. At the saine time valuable headroom'or working space is -90 111111111011 for repa1r's to the furnaceroof. l `11rtherrnore addtionad support to the main 111'011 1s provided.

claimt- 1. The combination with a revcrberatory furnace, of frameconstructions bearing on opposite ends o1? the furnace, latera1 skewbackplates for supporting the arch of the 11n-nace and connected with thesaid 4frame c11nst111ct1ons to serve as ties therebetween.

2. The Qombnation with a reverberatory furnace, of ranie constructionsbearing on opposite ends of the furnace, lateral skewback plates Jforsupportingthe arch of theA `furnace' and means for intercon11e0ting1rthe skew-back plate and the frame c i11str';.,ctions yfor placing theoriner under tension to serve as ties between the latter.

3. Arrangement according to"`cla1n1 2 in which each rrame construction`includes a 10 furnace having atplurality of frame elements extending'transversely of the furnace end in parallel relation and beams bearinf,ragainst the ysaifl frame elements and connected to the skew- 5 backplates.

4. Arrangement according to claim 2 in which the interconnecting meansincludes braces.

5. The-combination with a rei'erberatory one end a secondary chamberextending above the marin arch, a frame construction bearing against theend 'Lese-,02e

0i the. secondary ebambm: a [ranno wonstrnvtion beariner against iboopposite ein] of the Furnace, lateral skew-bark plates and nicans forinterconneting' the i\'e\\back plates and said frame eonstrlH-tionsincilnb.

in ebraves extendingy from the skmv-back plates to points above thesecondari7 Obambcr and tie rods for'intcreonnm'ting' the braces and theiframe construction bearing against the end of the secondaryv Chamber.

In testimony whereof. I aiix my signature.

'ARCHIE NOEL J HTTP).

